Who knows the past, people know too much. Long and bitter, all in silence.
谁知旧日情，斯人知太深。绵绵长怀恨，尽在不言中。
La poesía es la única prueba concreta de la existencia del hombre.
Cinema is a mirror by which we often see ourselves.
In the midst of winter, I found there was, within me, an invincible summer.
量子力学的本质在于它提供了一个数学框架，用于描述原子和亚原子粒子的行为。
The process of decoding the genetic code was like solving a complex puzzle, piece by piece.